MANDURAH Detectives claim two men used excessive force to detain someone at a Greenfields business on April 3.
About 7.20pm, a stolen Isuzu utility was used to force entry to a business on Rouse Road, Greenfields.
A number of items were loaded into a trailer attached to the utility.
During the incident, a 38-year-old man linked to the Isuzu was detained by two men associated with the business premises.
It will be alleged the two men used excessive force to detain him, causing him to receive serious injuries which required medical treatment in hospital.
A 49-year-old man from Stake Hill and a 29-year-old from Stake Hill have jointly been charged with grievous bodily harm.
They are due to appear in Mandurah Magistrates Court on July 1.
The injured man has recently been released from hospital.
Police are making inquiries into the circumstances surrounding his presence at the business and his link to the stolen vehicle.